In this blogpost I want to explore what possibilities elasticsearch gives us for storing fields and retrieve them at query time from the performance point of view. In fact, lucene, the underlying library upon which elasticsearch and solr are built, provides two ways for storing and retrieving fields: stored fields and docvalues. In addition, elasticsearch…
In this blog post we will briefly recap things we can’t do when using the alias field type in Elasticsearch.
This flash blog post will address a very specific and common problem : how to manage entities/concepts composed by multiple terms in a vanilla Apache Solr/Elasticsearch instance ( no plugins or extensions to install). The (deployment) context An Elasticsearch or Apache Solr infrastructure where you cannot install third-party components (e.g. plugins, filters, query parsers). This can…